Hehe. I'm sure most of the people on these forums are familiar with lagom.nl. The page hasn't been updated in a long time; I'd like to see a newer version.
Less well-known is the awesome http://testufo.com
created by Mark Rejhon, aka mdrejhon of these boards, aka founder of BlurBusters!
i7-4790K (NH-C14), 2x8GB DDR3-1866 CL9 1T, GA-Z97MX-GAMING 5, SAPPHIRE TRI-X OC 290X, 2x 256GB Q Series / 128GB Vertex 4 / 3x3TB DT01ACA, SST-DA1000 (PSU), VS229H-P, VG248QE, M2060SWD2, MIMO 720F, Majestouch-2 (red) / Vengeance M95